Fix bas64 encoding

Change-Id: Ia92476d3cedc187740e35a9172827b605e7ed7cf
Signed-off-by: vv770d <vv770d@att.com>
Issue-ID: DCAEGEN2-2671
(cherry picked from commit ad98c5f8850ffa031882e90b4f081c7f5e7c1709)
4 files changed